✅ Correct Answer: Subject
Source: This question is taken from the Pedagogy
✅ Correct Answer: cyclical
✅ Correct Answer: 1978
✅ Correct Answer: It can improve methods of solving instructional problems
✅ Correct Answer: action
✅ Correct Answer: Locating a problem
✅ Correct Answer: questionnare
✅ Correct Answer: four
✅ Correct Answer: experimental pedagogy
✅ Correct Answer: National Education policy 1972
✅ Correct Answer: Descriptive
✅ Correct Answer: Sampling
✅ Correct Answer: All of the above